--- a/tests/test-obsolete.t	Tue Jun 26 11:13:46 2012 +0200
+++ b/tests/test-obsolete.t	Tue Jun 26 11:33:39 2012 +0200
@@ -482,3 +482,30 @@
   adding file changes
   added 1 changesets with 1 changes to 1 files (+1 heads)
   $ cd ..
+
+check latecomer detection
+(make an obsolete changeset public)
+
+  $ cd local
+  $ hg phase --public 11
+  $ hg --config extensions.graphlog=glog glog --template='{rev} - ({phase}) {node|short} {desc}\n'
+  @  12 - (draft) 6db5e282cb91 add obsol_d'''
+  |
+  | o  11 - (public) 9468a5f5d8b2 add obsol_d''
+  |/
+  o  10 - (public) 2033b4e49474 add obsol_c
+  |
+  o  4 - (public) 725c380fe99b add obsol_c'
+  |
+  o  1 - (public) 7c3bad9141dc add b
+  |
+  o  0 - (public) 1f0dee641bb7 add a
+  
+  $ hg log -r 'latecomer()'
+  changeset:   12:6db5e282cb91
+  tag:         tip
+  parent:      10:2033b4e49474
+  user:        test
+  date:        Thu Jan 01 00:00:00 1970 +0000
+  summary:     add obsol_d'''
+